Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 868,055
Recording Counter
Patentee:
Frank L. Wolfe (exact or similar names) - Medford, Middlesex County, MA

USPTO Classifications:
346/113

Tool Categories:
industrial tools : rpm speed gauges and tachometers
industrial machines : industrial recording apparatus

Assignees:
Crosby Steam Gage & Valve Co. - Boston, Suffolk County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 01, 1905
Granted: Oct. 15, 1907

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Crosby Steam Gage & Valve Co.

Copyright © 2002-2024 - DATAMP